Q1 a 77 person stands on the uniform ladder 40 long that

Reference no: EM13355423

Q1. A 77 person stands on the uniform ladder 4.0 long, that weighs 100. The floor is rough; hence, it exerts both a normal force, and a frictional force, on the ladder. The wall, on the other hand, is frictionless; it exerts only the normal force.

Q2. A robot catches a ball 12.60 s after throwing it vertically upward. Neglecting air resistance, what height (in m) did ball reach?

Q3. FM frequencies range between 85 MHz and105 MHz and travel at 2.99792 × 10^8 m/s. What is the shortest FM wavelength? Response in units of m.

Reference no: EM13355423

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